News tagged with drosophila melanogaster
New insights into health and environmental effects of carbon nanoparticles
Nanotechnology / Bio & Medicine
Aug 05, 2009 |
5 / 5 (6) |
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Carbon nanoparticles are widely used in medicine, electronics, optics, materials science and architecture, but their health and environmental impact is not fully understood.
Protecting cells from their neighbors
Aug 03, 2009 |
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Almost all organisms evolve from a single cell, a fertilised egg. In the first hours after fertilisation, the fate of its future development is determined. It is dictated by the separation of cells that will become sperm ...
Fruit flies sick from mating
Biology /
Feb 19, 2009 |
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Mating can be exhausting. When fruit flies mate, the females' genes are activated to roughly the same extent as when an immune reaction starts. This is shown in a study at Uppsala University that is now appearing ...
Siestas Among the Drosophilae
Biology /
Jan 28, 2009 |
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(PhysOrg.com) -- Isaac Edery is concerned with biological clocks, internal mechanisms that enable virtually all plants and animals to behave in rhythmic biological cycles known as circadian rhythms.
Search results for drosophila melanogaster
With genomes, bigger may really be better
Mar 04, 2009 |
5 / 5 (3) |
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Biologists analyzing DNA in search of the molecular underpinnings of life have consistently favored species with small genomes, which are cheaper to sequence and lack the repetitive "junk" that clutters bigger genomes. But ...
What is wild? Odor attraction among different wildtype Drosophila
Biology /
Oct 02, 2008 |
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Vinegar flies (Drosophila melanogaster) show a highly selective behavior towards odor stimuli. A series of behavioral studies showed that a single olfactory stimulus is often not sufficient for immediate attrac ...
A reduced arousal threshold in Drosophila mutants prevents them from staying asleep
Apr 01, 2008 |
4 / 5 (1) |
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Most short-sleeping mutant phenotypes in Drosophila (a genus of small flies) are characterized by an inability to stay asleep, most likely because of a reduced arousal threshold, according to a study published in the April ...
Researchers identify genetic switch critical for cell survival in hypoxia
Biology /
Oct 17, 2008 |
5 / 5 (3) |
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Researchers at the University of California, San Diego School of Medicine have identified a critical metabolic "switch" in fruit flies that helps oxygen-deprived cells survive.
Obesity genes revealed
Aug 11, 2008 |
4.6 / 5 (8) |
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A study of 228 women has revealed genetic variants responsible for body shape. Based on work in the fruit fly Drosophila melanogaster, research published today in the open access journal BMC Genetics identifies natural variat ...
A fly lamin gene is both like and unlike human genes
Biology /
Jun 13, 2007 |
3 / 5 (1) |
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Mitch Dushay and colleagues at Uppsala University in Sweden announce the publication of their paper, "Characterization of lamin Mutation Phenotypes in Drosophila and Comparison to Human Laminopathies" in the June 13th issue ...
Immunity stronger at night than during day
Biology /
Dec 14, 2008 |
5 / 5 (1) |
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The immune system's battle against invading bacteria reaches its peak activity at night and is lowest during the day.
How do you know whether you are male or female?
Biology /
Dec 27, 2007 |
2.9 / 5 (35) |
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New research published online this week in the open-access journal PLoS Biology investigates this basic and much-studied question in the fruit fly, and comes to a surprising new conclusion.
Flies avoid a plant's poison using a newly identified taste mechanism
Jun 30, 2009 |
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Many plants protect themselves from hungry animals by producing toxic chemicals. In turn, animals rely on detecting the presence of these harmful chemicals to avoid consuming dangerous plant material. A paper, published in ...
A new system for collaboration in cell communication
Biology /
Jun 26, 2007 |
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Investigators from the Institute of Research in Biomedicine (IRB Barcelona) have identified a new signalling mechanism among cells in the fruit fly, Drosophila melanogaster. The researchers found that two independent groups ...
List of search results for drosophila melanogaster
